5217751 has 8 divisors (see below), whose sum is σ = 6505344. Its totient is φ = 4065720.

The previous prime is 5217743. The next prime is 5217763. The reversal of 5217751 is 1577125.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5217751 - 2³ = 5217743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5217731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33805 + ... + 33958.

It is an arithmetic number, because the mean of its divisors is an integer number (813168).

Almost surely, 2^5217751 is an apocalyptic number.

5217751 is a deficient number, since it is larger than the sum of its proper divisors (1287593).

5217751 is a wasteful number, since it uses less digits than its factorization.

5217751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67781.

The product of its digits is 2450, while the sum is 28.

The square root of 5217751 is about 2284.2396984555. The cubic root of 5217751 is about 173.4447332048. Note that the first 3 decimals are identical.

The spelling of 5217751 in words is "five million, two hundred seventeen thousand, seven hundred fifty-one".